29867980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{821}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 67114656

約数和(自身を除く): 37246676

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 535, 821, 1070, 1642, 1819, 2140, 3284, 3638, 4105, 7276, 8210, 9095, 13957, 16420, 18190, 27914, 36380, 55828, 69785, 87847, 139570, 175694, 279140, 351388, 439235, 878470, 1493399, 1756940, 2986798, 5973596, 7466995, 14933990, 29867980]

約数ペア:

[(1, 29867980), (2, 14933990), (4, 7466995), (5, 5973596), (10, 2986798), (17, 1756940), (20, 1493399), (34, 878470), (68, 439235), (85, 351388), (107, 279140), (170, 175694), (214, 139570), (340, 87847), (428, 69785), (535, 55828), (821, 36380), (1070, 27914), (1642, 18190), (1819, 16420), (2140, 13957), (3284, 9095), (3638, 8210), (4105, 7276)]